Alfa Romeo AR 01646, Engine
| Engine capacity | 2,492 cm³ |
| Maximum power (range), hp | 156 |
| Maximum torque, N*m (kg*m) at rpm. | 210 (21) / 4000 |
| Fuel used | Petrol |
| Fuel consumption, l/100 km | 8.4 |
| Engine type | V-shaped, 6-cylinder |
| Maximum power, hp (kW) at rpm | 156 (115) / 5600 |
| Number of valves per cylinder (range) | 2 |